516300663 has 4 divisors (see below), whose sum is σ = 688400888. Its totient is φ = 344200440.

The previous prime is 516300649. The next prime is 516300667. The reversal of 516300663 is 366003615.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 516300663 - 2⁴ = 516300647 is a prime.

It is a super-2 number, since 2×516300663² = 533132749228479138, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 516300663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516300667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86050108 + ... + 86050113.

It is an arithmetic number, because the mean of its divisors is an integer number (172100222).

Almost surely, 2^516300663 is an apocalyptic number.

516300663 is a deficient number, since it is larger than the sum of its proper divisors (172100225).

516300663 is a wasteful number, since it uses less digits than its factorization.

516300663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172100224.

The product of its (nonzero) digits is 9720, while the sum is 30.

The square root of 516300663 is about 22722.2503947122. The cubic root of 516300663 is about 802.2336861491.

The spelling of 516300663 in words is "five hundred sixteen million, three hundred thousand, six hundred sixty-three".